243234533383 has 2 divisors, whose sum is σ = 243234533384. Its totient is φ = 243234533382.

The previous prime is 243234533369. The next prime is 243234533419. The reversal of 243234533383 is 383335432342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243234533383 - 2³³ = 234644598791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243234533303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121617266691 + 121617266692.

It is an arithmetic number, because the mean of its divisors is an integer number (121617266692).

Almost surely, 2^243234533383 is an apocalyptic number.

243234533383 is a deficient number, since it is larger than the sum of its proper divisors (1).

243234533383 is an equidigital number, since it uses as much as digits as its factorization.

243234533383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240, while the sum is 43.

The spelling of 243234533383 in words is "two hundred forty-three billion, two hundred thirty-four million, five hundred thirty-three thousand, three hundred eighty-three".